diff --git a/.ruby-version b/.ruby-version
index 49cdd668e1c82b32c9adc54b07e5c52757e6b93a..a603bb50a29e354cfdf452850141fcb013b0a71a 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.7.6
+2.7.5
diff --git a/Gemfile b/Gemfile
index 442b685b5d0eb558da9b6b8c2eddbd4048dfcd9a..3592041889d273a366d2a47be798dcfe8c0ffcd6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '2.7.6'
+ruby '2.7.5'
 
 # Infrastructure
 gem 'angularjs-rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index a8bf96e5dab076662f1e33cce14e63c524bf3bf4..76a57d9859b27e6dfe87af249ba17b2433389d7b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -556,7 +556,7 @@ DEPENDENCIES
   webmock
 
 RUBY VERSION
-   ruby 2.7.6p219
+   ruby 2.7.5p203
 
 BUNDLED WITH
    2.3.12